Pic 390 #1: Start up sides, use mysteries when desire. Infection runs down middle of upper black bubbles. Need to drop lower black bubbles before it touches then screen will lower. Clear up sides of black bubbles columns as infection will be contained within. Clear and drop ceiling You will want to use your rainbow bubbles but make single shots instead. Save rainbow bubbles for part 2. If you are able to get them, use rainbows from mystery bubbles.

Pic 390 #2: Start up sides of dooms trying not to ignite corner bombs until ready to drop. Drop lower dooms and corner bombs trying not to ignite center bomb until last couple of shots and drop. Infection is spreading from above between columns of dooms. You need to contain and drop bomb before it touches. Try not to let infection pass dooms. Be careful hitting clusters above your line of vision or you may ignite upper bombs. Continue to clear sides and under dooms so screen will lower. Four more bombs appear. Clear carefully and drop quickly before ignite. However, you will undoubtedly ignite some if not all. You can patch your bombs as you go along to gain some time. Clear bubbles to ceiling and drop before final count. This is the time to use your rainbow bubbles.